<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="./vue.js"></script>
</head>
<body>
     <div>名称：{{username}}</div>
     <div>年龄：{{age}}</div>
     <button @click="myClick">点击</button>
</body>
<script>
    let vm = new Vue({
        el:"#root",
        data:{
            username:"张三",
            age:21
        },
        methods: {
            myClick(){
                consolo.log("你好")
            },
            handlcClick(c){
                console.log(c);
            }
        },
    })
</script>
</html>